[TableGen] Fold a couple dyn_casts into the ifs that check their results. NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@236088 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper 2015-04-29 07:13:12 +00:00
parent 134e2e75b3
commit ac9abe5e99

View File

@ -1007,21 +1007,18 @@ static Init *ForeachHelper(Init *LHS, Init *MHS, Init *RHS, RecTy *Type,
static Init *EvaluateOperation(OpInit *RHSo, Init *LHS, Init *Arg,
RecTy *Type, Record *CurRec,
MultiClass *CurMultiClass) {
std::vector<Init *> NewOperands;
TypedInit *TArg = dyn_cast<TypedInit>(Arg);
// If this is a dag, recurse
if (TArg && TArg->getType()->getAsString() == "dag") {
Init *Result = ForeachHelper(LHS, Arg, RHSo, Type,
CurRec, CurMultiClass);
return Result;
if (TypedInit *TArg = dyn_cast<TypedInit>(Arg)) {
if (TArg->getType()->getAsString() == "dag") {
Init *Result = ForeachHelper(LHS, Arg, RHSo, Type,
CurRec, CurMultiClass);
return Result;
}
}
std::vector<Init *> NewOperands;
for (int i = 0; i < RHSo->getNumOperands(); ++i) {
OpInit *RHSoo = dyn_cast<OpInit>(RHSo->getOperand(i));
if (RHSoo) {
if (OpInit *RHSoo = dyn_cast<OpInit>(RHSo->getOperand(i))) {
Init *Result = EvaluateOperation(RHSoo, LHS, Arg,
Type, CurRec, CurMultiClass);
if (Result) {